Arima is a positive individual who always mistaken other people's words to his own convenience in an all boy's school. Despite that, in order to win everyone's expectation (delusion) and good will (delusion), Arima will continue to try hard today! And so begins the delusional comedy with Arima standing on the fine line between cute and annoying. (Source: Official Site)

Sick and bedridden, the zaibatsu tycoon Tomiko senses that her death is near and must nominate an heir among her three granddaughters. To decide who will receive her whole fortune, she launches a challenge: whoever will give her best in the next three months will be the winner. Shizuka, the oldest granddaughter and owner of several business companies, and Reika, the second oldest and a genius scientist, are sure that it's going to be a battle between the two of them. However, Erika, the youngest, has a plan of her own: using her only talent, singing, she aims to break through as a super idol and to do so, she must first seek the help of seven other companions.

Rimi is a young girl who has been searching for her place in the world since she was a child. She has been cooking for the gods in the Kingdom of Harmony, but now she finds herself taken to the harem of the great empire of Kon! A kind doctor of culinary science, a bewitching eunuch, and of course the emperor.... A Chinese-style harem fantasy of exciting encounters and culinary adventures, adapted to manga! (Source: Hakusensha, translated）